|
History of Cunningham Chain length 14
|
| Initial prime number |
Digits |
When |
Discoverer |
| 1st kind |
| 14340319624001770765457042636973902777444526766562062468716553623575545716736 • 59# + 1 |
98 |
20 Nov 2018 |
Primecoin |
| 347622072041723844162287184183914184860957936041436689230785415185462392681984 • 53# + 1 |
98 |
24 Sep 2018 |
Primecoin |
| 191342609850856879957449499895670283640890480214837046901752486942672919132160 • 53# + 1 |
97 |
24 Jun 2018 |
Primecoin |
| 55542261524672286885696 • 73# − 1 |
52 |
2016 |
Andrey Balyakin |
| 375600639756044302521177112633712630358343679 |
45 |
1 Jan 2016 |
Andrey Balyakin |
| 114575411943216666676166656 • 47# − 1 |
44 |
2016 |
Andrey Balyakin |
| 375909280513363529110209241634364666485759 |
42 |
17 Dec 2015 |
Andrey Balyakin |
| 54707581348351254546236409950857289303459 |
41 |
25 Apr 2014 |
Jaroslaw Wroblewski |
| 9510321949318457733566099 |
25 |
Jun 2014 |
Andersen, Primo |
| 385931755250345784479 |
21 |
1997 |
Tony Forbes, 1st known. |
| 2nd kind |
| 5819411283298069803200936040662511327268486153212216998535044251830806354124236416 • 47# + 1 |
100 |
16 May 2014 |
Primecoin |
3146591441955217642366698240919518681196313035455968063191643605670902480355328 • 53# + 1 |
99 |
10 Jun 2018 |
Primecoin |
1585753053589282551631841398385658077743119695490328251925552789038464584491008 • 53# + 1 |
98 |
29 Sep 2018 |
Primecoin |
5646537093048826761608166161694960328052287835485710281376689612129703794968064 • 47# + 1 |
97 |
2014 |
Primecoin |
1718950880756700546283418129096691113663333137875024891612276461473759352224896 • 47# + 1 |
97 |
2014 |
Primecoin |
| 2 • 27353790674175627273118204975428644651729 + 1 |
41 |
25 Apr 2014 |
Jaroslaw Wroblewski |
| 335898524600734221050749906451371 |
33 |
Aug 2008 |
Andersen, Primo |
| 2 • 28320350134887132315879689643841 − 1 |
32 |
17 Jun 008 |
Jaroslaw Wroblewski |
| 2354904873485081880414653783011 |
31 |
14 Jun 008 |
Jaroslaw Wroblewski |
| 2337673907855670908145009878491 |
31 |
6 Jun 008 |
Andersen, Primo |
| 20299226100350079536373721 |
26 |
May 008 |
Jaroslaw Wroblewski |
